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County · Missouri

St. Clair County

9,848Population
6.1 %Change since 2020
188Net migration
4.3 %Unemployment rate

Facts

Population
9,848 (2024)
Change since 2020
6.1 %
Net migration
188 (2023)
Unemployment rate
4.3 % (2025)
Population base, April 2020
9,282 (2020)
Births
116 (2023)
Births per 1,000 residents, 2023
11.8
Deaths
146 (2023)
Deaths per 1,000 residents, 2023
14.8
Natural change, 2023
-30
International migration
7 (2023)
Domestic migration
181 (2023)
Net migration per 1,000, 2023
19.1
Postal code
MO
FIPS code
29185

Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS

Unemployment rate, annual average

199020254.37.9
PeriodValue
20254.3 %
20244.1 %
20233.7 %
20222.9 %
20214.0 %
20206.0 %
20194.3 %
20184.2 %
20174.9 %
20166.0 %
20157.1 %
20147.7 %

Population estimates, 2020–2024

202020249,8489,346
PeriodValue
20249,848
20239,743
20229,581
20219,416
20209,346